<template>
  <router-view></router-view>
</template>
<style>

#app {
  height: 100%;
}
body {
  height: 100%;
}
html {
 overflow: hidden;
  height: 100%;
}
.setheight{
  height: 250px;
}
.laymodle{
  width: 99%;
}
</style>